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COUNTY RD 494 over DR DITCH TO MISS R

Map

Coordinates:
+40.23447, -91.51956
40°14'04" N, 91°31'10" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY RD 494 over DR DITCH TO MISS R
Structure number:13835
Old structure number:049R007 056 (from 1992 edition)
Location:S 23 T 63 N R 6 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:28.9 ft. [8.8 m]
Total length:29.9 ft. [9.1 m]
Roadway width between curbs:16.1 ft. [4.9 m]
Deck width edge-to-edge:16.1 ft. [4.9 m]
Skew angle:35°
Owner:County Highway Agency [02]
Year built:1915
Year reconstructed:2005
Historic significance:Historical significance is not determinable at this time [4]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:5 [as of 2018]
Truck traffic:10% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:68.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$117,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2018FairVery GoodFairSatisfactory568.4
January 2016FairVery GoodFairSatisfactory568.4
January 2014FairVery GoodFairSatisfactory568.4
January 2012FairExcellentSatisfactorySatisfactory582.5
January 2010FairExcellentSatisfactorySatisfactory582.5
January 2008FairExcellentSatisfactorySatisfactory582.5
January 2006FairExcellentSatisfactorySatisfactory582.5
January 2004PoorPoorSatisfactorySatisfactory575.4
December 2001FairFairSatisfactorySatisfactory577.4
December 1999FairFairSatisfactorySatisfactory577.4
December 1997FairSatisfactoryFairSatisfactory567.3
January 1990FairVery GoodSatisfactorySatisfactory570.4